Answer:
1.) 6a - 6b
2.) 2t - 4t
3.) 8x + 56
4.) 657 + 438x
Explanation:
1.) 6*a - 6*b
2.) t*t (2t because you're multiplying t by itself) - t*4
3.) 8*x + 8*7
4.) 73*9 - 73*6
* = times
Ex. 8 times 3 or 8*3
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